ppm.c File Reference

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Functions
static void	skip_whitespace (unsigned char **data)
static void	read_num (unsigned char **data, unsigned int *num)
int	ppm_get_data (unsigned char *data, size_t dtsz, unsigned int *width, unsigned int *height)
int	ppm_draw (unsigned char *data, size_t datasz, unsigned int sx, unsigned int sy, unsigned int maxwidth, unsigned int maxheight, putpixel_cb_t putpixel, void *vport)

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Function Documentation

static void skip_whitespace (  unsigned char **  data  )  [static]

Definition at line 34 of file ppm.c. Referenced by ppm_draw(), and ppm_get_data().

static void read_num (  unsigned char **  data, unsigned int *  num )  [static]

Definition at line 49 of file ppm.c. Referenced by ppm_draw(), and ppm_get_data().

int ppm_get_data (  unsigned char *  data, size_t  dtsz, unsigned int *  width, unsigned int *  height )

Definition at line 59 of file ppm.c. References read_num(), and skip_whitespace(). Referenced by shm2pixmap(). Here is the call graph for this function:

int ppm_draw (  unsigned char *  data, size_t  datasz, unsigned int  sx, unsigned int  sy, unsigned int  maxwidth, unsigned int  maxheight, putpixel_cb_t  putpixel, void *  vport )

Draw PPM pixmap Parameters: data  Pointer to PPM data datasz  Maximum data size sx  Coordinate of upper left corner sy  Coordinate of upper left corner maxwidth  Maximum allowed width for picture maxheight  Maximum allowed height for picture putpixel  Putpixel function used to print bitmap Definition at line 84 of file ppm.c. References read_num(), and skip_whitespace(). Referenced by shm2pixmap(), and shm_handle(). Here is the call graph for this function:

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